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3. The string slips through the stringing-device gripper or the string
clamp does not tightly grip the string:
• The stringing-device’s screw is loose, please lock tightly.
• The contact-part of the stringing device and string has oil stains,
please use alcohol and clean with a soft cloth.
4. When stringing, the pounds on the LED are not accurate.
• Please check whether the power supply voltage is too high or too low.
(Please connect with over 200W stable voltage).
• The machine inner part may be broken down. (Please contact your
dealer).